Homework Help: Chemistry 101 Electrolytes

Posted by Gweedo8 on Monday, June 1, 2009 at 5:22pm.

What is the total number of ions formed when 2.00 grams of calcium chloride are dissolved in 100 grams of water. (Ignore any ions formed by the water). Note, this is a bit of a trick question. Read the problem carefully.

Chemistry 101 Electrolytes - DrBob222, Monday, June 1, 2009 at 5:39pm
grams/molar mass = moles CaCl2.
1 mole CaCl2 contains 6.02 x 10^23 molecules CaCl2. There are a total of 3 moles of ions per 1 mole CaCl2. Go from there.

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